hand magnet for sale, brand-new and used.

NEW VWR SPINBAR MAGNETIC STIRRING BARS 2"X3/8" 58948-273 This is for one Box of 56 Magnetic Stirring Bars by spinbar from VWR. Reduces marring of plastic containers

Hello Ebay Fans, In my normal life I teach science, and one of my courses in called Energy Resources. In this class I show my students how electricity is generated by rotating magnets near coils of copper wire. What you are looking at in these pictures is a “Transformation of Energy Apparatus” that I designed and built from scratch.

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